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Cushion|Lab Grown|IGI

4.01ct L VS1 Cushion Lab Grown Diamond

ID • L/VS1 • IGI LG837637497

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG837637497

Diamond specifications and retailer prices

From $3,716 NZD
As of November 5, 2026
Save $2,572 NZD (41%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,288 NZD at Loose Grown Diamond · As of November 6, 2026
View at Loose Grown Diamond

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded L colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837637497 or 837637497. Listed at 2 retailers as of November 5, 2026, with prices from $3,716 to $6,288, a $2,572 spread on the same certified stone. Loose Grown Diamond lists it at $6,288. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.01
Carat
L
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837637497
Dimensions9.49 × 9.30 × 6.16 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Brown
Top View
9.49 mm9.30 mm4.01 ctL / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837637497
Side View
Table 54.0%Crown 37.8°Girdle: THK-VTKPavilion 42.7°Culet: LargeDepth 66.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,288 NZD|Low: $3,536 NZD|High: $8,253 NZD|Avg: $4,851 NZD|+24.9%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$3,716 NZD
Retailer 5$3,859 NZD
Retailer 7$4,158 NZD
Retailer 6$4,387 NZD
Retailer 3$5,085 NZD
Loose Grown Diamond$6,288 NZD
Retailer 4$8,217 NZD

11 data points across 7 retailers

2 retailers$3,716 NZD to $6,288 NZD

B+
Cheapest Retailer
-
$3,716 NZD
Most Expensive
C
Loose Grown Diamond
837637497 · Nov 6
$6,288 NZD
$3,486 USD
View
1 more retailer has this diamond
Prices start from $3,716 NZDSave up to $2,572 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
4.01ct Cushion
$3,716 NZD